Upgrade your SIDI ST and ST Air boots with the SIDI ST Inner Shin Plate. This replacement part is engineered to deliver superior shin protection, ensuring your boots provide the safety and durability you need for demanding rides. The inner shin plate is built to withstand the rigors of motorcycling while maintaining a sleek appearance with its black/gray color scheme. Designed for easy installation, it's an essential addition for riders looking to maintain or enhance the performance of their boots.